Home / 3,900.24-5,848.68-1,302.48

Finding the Fourth Proportional to 3,900.24, 5,848.68 and 1,302.48

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Solution

The fourth proportional to 3,900.24, 5,848.68 and 1,302.48 is: 1,953.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,900.24 : 5,848.68 = 1,302.48 : x
  2. Step 2: Convert to fraction form
    3,900.24/5,848.68 = 1,302.48/x
  3. Step 3: Cross multiply
    3,900.24x = 5,848.68 × 1,302.48
  4. Step 4: Simplify right side
    3,900.24x = 7,617,788.73
  5. Step 5: Solve for x
    x = 7,617,788.73/3,900.24
  6. Step 6: Final answer
    x = 1,953.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.